然而，大量的混合信号内容没有减少的迹象。
Nevertheless, the amount of mixed signal content shows no sign of decreasing.
底层网络包的数据或消息区域封装了一个请求命令，它请求设备中包含设备信号数据的寄存器的内容。
A request command is enclosed in the data or message section of the underlying network packet. It requests the contents of registers in the device containing signal data of a device.
信号的不同之处在于它们不返回任何内容：既没有“信号返回”消息，也没有任何类型的错误消息。
Signals are different in that they cannot return anything: there is neither a "signal return" message, nor any other type of error message.
应用推荐